LXR linux/include/linux/miscdevice.h

   1#ifndef _LINUX_MISCDEVICE_H
   2#define _LINUX_MISCDEVICE_H
   3#include <linux/major.h>
   4#include <linux/list.h>
   5#include <linux/types.h>
   6#include <linux/device.h>
   7
   8/*
   9 *      These allocations are managed by device@lanana.org. If you use an
  10 *      entry that is not in assigned your entry may well be moved and
  11 *      reassigned, or set dynamic if a fixed value is not justified.
  12 */
  13
  14#define PSMOUSE_MINOR           1
  15#define MS_BUSMOUSE_MINOR       2
  16#define ATIXL_BUSMOUSE_MINOR    3
  17/*#define AMIGAMOUSE_MINOR      4       FIXME OBSOLETE */
  18#define ATARIMOUSE_MINOR        5
  19#define SUN_MOUSE_MINOR         6
  20#define APOLLO_MOUSE_MINOR      7
  21#define PC110PAD_MINOR          9
  22/*#define ADB_MOUSE_MINOR       10      FIXME OBSOLETE */
  23#define WATCHDOG_MINOR          130     /* Watchdog timer     */
  24#define TEMP_MINOR              131     /* Temperature Sensor */
  25#define RTC_MINOR               135
  26#define EFI_RTC_MINOR           136     /* EFI Time services */
  27#define VHCI_MINOR              137
  28#define SUN_OPENPROM_MINOR      139
  29#define DMAPI_MINOR             140     /* DMAPI */
  30#define NVRAM_MINOR             144
  31#define SGI_MMTIMER             153
  32#define STORE_QUEUE_MINOR       155
  33#define I2O_MINOR               166
  34#define MICROCODE_MINOR         184
  35#define VFIO_MINOR              196
  36#define TUN_MINOR               200
  37#define MWAVE_MINOR             219     /* ACP/Mwave Modem */
  38#define MPT_MINOR               220
  39#define MPT2SAS_MINOR           221
  40#define MPT3SAS_MINOR           222
  41#define UINPUT_MINOR            223
  42#define MISC_MCELOG_MINOR       227
  43#define HPET_MINOR              228
  44#define FUSE_MINOR              229
  45#define KVM_MINOR               232
  46#define BTRFS_MINOR             234
  47#define AUTOFS_MINOR            235
  48#define MAPPER_CTRL_MINOR       236
  49#define LOOP_CTRL_MINOR         237
  50#define VHOST_NET_MINOR         238
  51#define UHID_MINOR              239
  52#define MISC_DYNAMIC_MINOR      255
  53
  54struct device;
  55
  56struct miscdevice  {
  57        int minor;
  58        const char *name;
  59        const struct file_operations *fops;
  60        struct list_head list;
  61        struct device *parent;
  62        struct device *this_device;
  63        const char *nodename;
  64        umode_t mode;
  65};
  66
  67extern int misc_register(struct miscdevice * misc);
  68extern int misc_deregister(struct miscdevice *misc);
  69
  70/*
  71 * Helper macro for drivers that don't do anything special in module init / exit
  72 * call. This helps in eleminating of boilerplate code.
  73 */
  74#define module_misc_device(__misc_device) \
  75        module_driver(__misc_device, misc_register, misc_deregister)
  76
  77#define MODULE_ALIAS_MISCDEV(minor)                             \
  78        MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR)      \
  79        "-" __stringify(minor))
  80#endif
  81